Tag: "striatum" at biology news

NEW ORLEANS -- The number of new neurons in the striatum and cortex, key areasof the brain responsible for ...e brain, but also that the number ofneurons in the striatum and outer brain, or cortex, increased significantly. Contrary to a long-held belief that neu...

...e affected hemisphere. The cortex, hippocampus and striatum had shrunk, and the fluid-filled ventricles had ex...ats. And they lost 53 percent less tissue from the striatum and 33 percent less from the cortex, the brains wrinkled top layer. The number of neurons that vanis...

...t connect them to another part of the brain -- the striatum in the forebrain. In separate experimental grou...ats that received the treatment exclusively in the striatum improved, Mandel said. The effects persisted through the six months of the experiment. "We saw sig...

...difference in dopamine transporter availability in striatum was found between the depressive and the non-depressive children and adolescents. Citation source: Molecular Psychiatry 2000 Volume 5, pages 514-522. For further information on this work, please contact Dr. Minna Dahlstrsm, Clinic of Child Psychiatr...

...l. Other parts of the basal ganglia, including the striatum and globus pallidus, are the targets of manganese toxicity. "If two areas in the same pathway are weakened, you get an additive impact, and that's what we believe occurred in this experiment," Smith said. In the experiment, rats were treated with a...

...he mid-brain that send their axon processes to the striatum played a key role in integrating brain signals to ...behaviors. But they did not know which part of the striatum would be involved. The striatum is divided into two segments -- the caudate putamen and the nucleus ...

...sic science findings that dopamine activity in the striatum is under the control of the prefrontal area. Stim...ons that project from the prefrontal cortex to the striatum are inhibitory in effect, suggesting an anatomical mechanism by which reduced prefrontal activity mi...

...first time, that the dopamine system in the dorsal striatum plays a role in food motivation in the human brain. This relationship was not observed in the ventral striatum, which includes the nucleus accumbens, the area of the brain thought to be responsible for food reward. "We and others previously thought t...

...he gene turns-on more in neurons projecting to the striatum (an area in the middle of the brain) in people who...iant likely triggers more dopamine activity in the striatum indirectly, by dampening prefrontal dopamine activity. A resulting weak prefrontal signal-to-noise ...

... with the fewest dopamine-producing neurons in the striatum of their brains had the worst RBD symptoms of thrashing, talking and violent flailing while they slept. And patients with the lowest levels of acetylcholine-producing neurons in the brainstem had the most interruptions in their breathing during sleep...

...been clear why in Huntington's only neurons in the striatum are affected," said Dr. Ilya Bezprozvanny, associa...out what the mutant huntingtin gene does to kill striatum neurons and opens potentially new areas for treatment of the disease." Calcium triggers the release ...

...aine triggers changes in a brain region called the striatum -- a reward center that also plays a fundamental r...increase in communication among nerve cells in the striatum that use dopamine as their chemical messenger. This brain chemical surge is responsible for the feel...

...and dorsal midbrain, with the magnitude of ventral striatum activation sensitive to gain amount. In adolescent...rchers found lower activation of the right ventral striatum centered in the nucleus accumbens, a region at the base of the brain shown by earlier research (see ...

...er birth. Internally, there is an expansion of the striatum region of the brain, along with the formation of abnormal cell groupings called rosettes. Interestingly, the rosette structures seen in Lgl1-mutant brains resemble those seen in human patients with medulloblastoma (a type of brain tumor that arises ...

(Date:3/3/2015)... Burlington, VT (PRWEB) March 03, 2015 In ... world’s largest environmental networks, will kick off a new campaign, ... join the network’s businesses, nonprofits, and ambassadors in their quest ... Planet will work with several of its members and partners, ... Johnson’s All At Once network, to raise awareness for food ...

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(Date:3/3/2015)... 2015 Today is International Ear Care ... the occasion to applaud and promote the launch of ... Health Organization (WHO) for stemming the threat of noise-induced ... young people to practice safe listening when they recreate, ... or sporting events, or engaging in other forms of ...

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(Date:3/3/2015)... (PRWEB) March 03, 2015 In a ... Morning Edition, science correspondent Shankar Vedantam shared ... Pennsylvania about the drastic decrease in hand-hygiene compliance that occurs ... that the problem could be solved in part by alerts ... hygiene when they enter and exit a patient’s room. ...